What is the origin of the phrase.

Recent publications have classified breast cancers on the basis of expression of cytokeratin-5 and -17 at the RNA and protein levels, and demonstrated the importance

The origin of birds has historically been a contentious topic within evolutionary biology. However, most researchers now support the view that birds are a group ofThe Grenville Orogeny was a long-lived Mesoproterozoic mountain-building event associated with the assembly of the supercontinent Rodinia. Its record is a prominent

On the origin and relations of the Grenville & Hastings series in the Canadian Laurentian [microform]